/*
 * Copyright:  2018 smarabbit studio.
 *
 *  Licensed under the Confluent Community License; you may not use this file
 *  except in compliance with the License.  You may obtain a copy of the License at
 *
 *  http://www.confluent.io/confluent-community-license
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OF ANY KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations under the License.
 *
 *  @作   者： 黄开晖 (117227773@qq.com)
 *  @日   期:  2020年9月4日
 */
package com.massyframework.beanskin.runtime.framework.installing;

import javax.script.ScriptException;

/**
 * {@link Expression},代表可进行运算的表达式
 */
public interface Expression<T> {
	
	/**
	 * 设置变量
	 * @param name {@link String},变量名
	 * @param value {@link Object},变量值
	 */
	void setVariable(String name, Object value);

    /**
     * 执行表达式
     * @param text {@link String}, 执行脚本
     * @return {@link T}, 执行返回结果
     * @throws ScriptException 执行发生的脚本例外
     */
    T evaluate(String text) throws ScriptException;
}
